fix(context): state subscription were not registered

The setup method was not called anymore in init.lua

Author: sudo-tee

lua/opencode/context.lua

@@ -452,7 +452,7 @@ function M.extract_legacy_tag(tag, text)
 end
 
 function M.setup()
-  state.subscribe({ 'current_code_buf', 'current_context_config', 'opencode_focused' }, function()
+  state.subscribe({ 'current_code_buf', 'current_context_config', 'is_opencode_focused' }, function(a)
     M.load()
   end)
 

lua/opencode/init.lua

@@ -13,6 +13,7 @@ function M.setup(opts)
   require('opencode.keymap').setup(config.keymap)
   require('opencode.ui.completion').setup()
   require('opencode.event_manager').setup()
+  require('opencode.context').setup()
   require('opencode.ui.context_bar').setup()
 end